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[SCM] GNU Autoconf source repository branch, master, updated. v2.62-42-g
From: |
Eric Blake |
Subject: |
[SCM] GNU Autoconf source repository branch, master, updated. v2.62-42-g6eb7c48 |
Date: |
Tue, 15 Jul 2008 22:10:07 +0000 |
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- Log -----------------------------------------------------------------
commit 6eb7c48491791475a3e557f632445d76aa8ce57c
Author: Eric Blake <address@hidden>
Date: Tue Jul 15 14:53:21 2008 -0600
Avoid failure if version.m4 is omitted but m4_PACKAGE_* unused.
* lib/m4sugar/m4sugar.m4 (m4_version_compare): Provide alternate
definition for non-Autoconf clients of m4sugar.
Signed-off-by: Eric Blake <address@hidden>
-----------------------------------------------------------------------
Summary of changes:
ChangeLog | 6 ++++++
lib/m4sugar/m4sugar.m4 | 14 ++++++++------
2 files changed, 14 insertions(+), 6 deletions(-)
diff --git a/ChangeLog b/ChangeLog
index 8ae2ef6..6491d76 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2008-07-15 Eric Blake <address@hidden>
+
+ Avoid failure if version.m4 is omitted but m4_PACKAGE_* unused.
+ * lib/m4sugar/m4sugar.m4 (m4_version_compare): Provide alternate
+ definition for non-Autoconf clients of m4sugar.
+
2008-07-14 Eric Blake <address@hidden>
Tighten bound of potential speed of m4_append.
diff --git a/lib/m4sugar/m4sugar.m4 b/lib/m4sugar/m4sugar.m4
index a4d6f12..88eebf0 100644
--- a/lib/m4sugar/m4sugar.m4
+++ b/lib/m4sugar/m4sugar.m4
@@ -2243,12 +2243,14 @@ m4_sinclude([m4sugar/version.m4])
# ----------------------------------------------------
# Check this Autoconf version against VERSION.
m4_define([m4_version_prereq],
-[m4_if(m4_version_compare(]m4_dquote(m4_defn([m4_PACKAGE_VERSION]))[, [$1]),
- [-1],
- [m4_default([$3],
- [m4_fatal([Autoconf version $1 or higher is required],
- [63])])],
- [$2])])
+m4_ifdef([m4_PACKAGE_VERSION],
+[[m4_if(m4_version_compare(]m4_dquote(m4_defn([m4_PACKAGE_VERSION]))[, [$1]),
+ [-1],
+ [m4_default([$3],
+ [m4_fatal([Autoconf version $1 or higher is required],
+ [63])])],
+ [$2])]],
+[[m4_fatal([m4sugar/version.m4 not found])]]))
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